Intangible assets as of June 30, 2025 and December 31, 2024 are summarized as follows:


	As of
	June 30, 2025			December 31, 2024
	Gross			Gross
	carrying	Accumulated	Intangible	carrying	Accumulated	Intangible
	amount	amortization	assets, net	amount	amortization	assets, net
	$	$	$	$	$	$
Finite-lived intangible assets:
Developed products	76,294	(11,953)	64,341	62,889	(12,370)	50,519
Other	8,987	(8,438)	549	8,987	(8,411)	576
Total finite-lived intangible assets	85,281	(20,391)	64,890	71,876	(20,781)	51,095

Developed products represent post-approval milestone payments under license and commercialization agreements. The Company is amortizing the developed products over the remainder of the respective product patent or the term of the commercialization agreements.

Amortization expense for developed products is included in cost of sales - product in the accompanying consolidated statements of operations. Amortization expense for other intangible assets is included in selling, general and administrative expense in the accompanying consolidated statements of operations.

The weighted-average life for each finite-lived intangible assets is approximately 11 years. Amortization expense was as follows:


	Three Months Ended		Six Months Ended
	June 30,		June 30,
	2025	2024	2025	2024
	$	$	$	$
Amortization expense - Cost of sales - product	5,749	1,177	6,922	2,360
Amortization expense - Selling, general and administrative	11	—	28	—
Total	5,760	1,177	6,950	2,360

As of June 30, 2025, estimated amortization expense for each of the five succeeding years and thereafter was as follows:


Year Ending December 31,	Cost of Sales - Product	Selling, General and Administrative	Total
	$	$	$
2025 (remainder of year)	3,082	39	3,121
2026	6,164	67	6,231
2027	6,164	67	6,231
2028	6,164	67	6,231
2029	6,164	67	6,231
2030 and thereafter	36,603	242	36,845
Total	64,341	549	64,890